From: Alexander Duyck <alexander.h.duyck@intel.com>
Date: Tue, 31 Mar 2009 20:38:38 +0000 (+0000)
Subject: igb: increase delay for copper link setup
X-Git-Tag: v3.12-rc1~15110^2~45
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a6a605691f666482a261d69da7e0cef7048a434b;p=kernel%2Fkernel-generic.git

igb: increase delay for copper link setup

Increase the delay for copper phy init from 15ms to 100ms.  This is to
address issues seen in which ethtool -t was failing in some cases on 82576
based adapters.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/igb/e1000_phy.c b/drivers/net/igb/e1000_phy.c
index de2d486..f50fac2 100644
--- a/drivers/net/igb/e1000_phy.c
+++ b/drivers/net/igb/e1000_phy.c
@@ -448,8 +448,11 @@ s32 igb_copper_link_setup_igp(struct e1000_hw *hw)
 		goto out;
 	}
 
-	/* Wait 15ms for MAC to configure PHY from NVM settings. */
-	msleep(15);
+	/*
+	 * Wait 100ms for MAC to configure PHY from NVM settings, to avoid
+	 * timeout issues when LFS is enabled.
+	 */
+	msleep(100);
 
 	/*
 	 * The NVM settings will configure LPLU in D3 for